The TrustFire multi-purpose lithium battery charger can charge several sizes of batteries, such as 10430, 10440, 14500, 16340, 17670, 18500, 18650 and other similar size battery. With this charger, you can save a lot of money using to buy battery. Via using the rechargeable battery and charger, you make a great contribution to the environment. This battery charger is necessary for you.